Efficacy of surgical resection and ultra-reduced tension suture combined with superficial radiation in keloid treatment

Table 3 Comparison of the Observer Scale scores before and 6 mo after the combination treatment

Item	Before combination therapy	6 mo after the combination treatment	t value	P value
Vascularity	8.20 ± 1.15	1.27 ± 1.03	17	< 0.001
Color and luster	7.87 ± 1.13	1.40 ± 1.06	18.47	< 0.001
Thickness	7.73 ± 1.28	1.47 ± 1.30	20.87	< 0.001
Roughness	7.13 ± 1.60	1.40 ± 1.06	13.67	< 0.001
Compliance	7.87 ± 1.30	1.47 ± 1.30	19.09	< 0.001
Superficial area	7.33 ± 1.50	1.27 ± 1.03	17.61	< 0.001
Overall evaluation	7.53 ± 1.36	1.40 ± 1.06	22.41	< 0.001